Re: RFC: git cat-file --follow-symlinks?

From: Andreas Schwab <schwab@linux-m68k.org>
Date: Apr 30, 2015, 10:04 UTC
Message-ID: <87383ihqzp.fsf@igel.home>
In-Reply-To: <20150430033725.GB12361@peff.net>

Jeff King <peff@peff.net> writes:

Show 16 quoted lines

>   4. Return the last object we could resolve, as I described. So
>      foo/bar/baz (with "../../../external" as its content) in this case.
>      When you resolve a name, you can ask for the context we discovered
>      along the way by traversing the tree. The mode is one example we've
>      already discussed, but the path name is another. So something like:
>
>        echo "HEAD^{resolve}:fleem" |
>        git cat-file --batch="%(objectname) %(size) %(intreepath)"
>
>      would show:
>
>        1234abcd 17 foo/bar/baz
>        ../../../external
>
>      And then the caller knows that the path is not relative to the
>      original "fleem", but rather to "foo/bar/baz".

Note that ".." will always follow the *physical* structure, so if foo/bar/baz is walking over symbolic links, "../../.." may lead you to somewhere else entirely.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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